/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/Convex.h
Return the distance to the surface.
virtual [FReal](API\Runtime\ChaosCore\Chaos\FReal) PhiWithNormal ( const [FVec3](API\Runtime\ChaosCore\Chaos\FVec3) & X, [FVec3](API\Runtime\ChaosCore\Chaos\FVec3) & Normal ) const